Sparco Sheet Protectors, Top Load, 3.3 mil, 9 x 11 Inches, 50 per Box, Non Glare (SPR74107) Durable, top-loading sheet protectors hold inserts without punching; nonglare surface for easy viewing Printed materials do not stick or lift off of specially formulated polypropylene material Heavy-duty design features a 3.3 mil thickness and reinforced strip at binding edge